Hach - Model 5500sc - Silica Analyzer Specifications
General The silica analyzer shall be a semi-continuous reading instrument, monitoring from 1, 2, 4 or 6 channels, using the silicomolybdate/heteropoly blue method of analysis for colorimetric measurement at a wavelength of 815 nm The measurement range shall be capable of 0.5 to 5’000 µg/L (parts per billion) as reactive silica ...